From SH 107 at La Villa northward and eastward to US 77, one mile south
of Lyford (Hidalgo/Willacy Counties). New Designation

Minute Order 030249, dated 05/23/1951, Adm. Ord., dated 07/16/1951

From US 77 approximately 1.0 mile south of Lyford westward and
southward via La Villa and Mercedes to US 281, a distance of approximately
31.4 miles. (Willacy and Hidalgo Counties) Extended approximately
11.0 miles from SH 107 at La Villa to US 83 in Mercedes FM 1428
canceled and combined approximately 5.5 miles added.

Minute Order 031215, dated 11/20/1951

From US 77, 1.0 mile south of Lyford westward and southward via La
Villa and Mercedes to US 281 with a spur connection of 0.6 mile northward
to US 83 at east city limit of Mercedes, a distance of approximately 32.0
miles. (Willacy and Hidalgo Counties) Spur connection of
approximately 0.6 mile added.

Adm. Ord., dated 03/27/1952

From US Highway 77, 1.0 mile south of Lyford westward and southward via
La Villa to US 83 in Mercedes and from another point on US 83 at the east
city limit of Mercedes southward to US 281, a distance of approximately
30.4 miles. (Willacy and Hidalgo Counties) Route revised in
Mercedes causing a decrease of 1.6 miles.

From SL 77, 1.0 mile south of Lyford, westward and southward via
LaVilla to SL 374 in Mercedes, and from another point on SL 374 in
Mercedes, southward to US 281, a total distance of approximately 30.5
miles. (Willacy and Hidalgo Counties) Old location US 77
redesignated SL 448 and old location US 81 redesignated SL 374.